5. species of homo found in java suggest that this species of hominine spread rapidly after leaving africa.

The oxidizing agent our bodies use to obtain energy from food is oxygen (from the air). if you breathe 15 times a minute (at rest), taking in and exhaling 0.5 l of air with each breath, what volume of air do you breathe each day? air is 21% oxygen by volume. what volume of oxygen do you breathe each day?

Competition occurs between species when

The bacteria found in soil is usually harmful and measures are taken to remove any traces of microorganisms. true or false